When jonah sends in the box top from his cereal to receive a free dvd of a cartoon featuring one of his favorite characters, he is responding to a

Jonah is responding to a free in-the-mail premium.

In marketing, the free-in-the-mail premium is a type of sales promotion that requires consumers to mail one or many proof of purchase of the product, and in exchange, they have a free gift delivered to them.

first, the romans stayed isolated because they had to defend their own territories from neighboring cities that were harassing them, like the etruscans. second, once the romans managed to defeat their neighbors, and started to expand their territory, they started to build roads and bridges. finally, now that the romans have covered their territory with roads functioning as highways, they could mobilize their legions faster to assemble larger military units in a specific place